This inventor holds 9 USPTO granted patents. Top assignees: Mitsubishi Chemical Corporation, Mitsubishi Chemical Industries Limited, Mitsubishi Kasei Corporation. Active years: 1982-1997.
Company Filing History:
3 out of 2,420 
3 out of 614 
3 out of 499 Years Active: 1982-1997
Title: The Innovative Contributions of Masakatsu Hatano
Introduction
Masakatsu Hatano is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of chemical engineering, particularly in the development of catalysts and polymerization methods. With a total of nine patents to his name, Hatano's work has had a considerable impact on various industrial processes.
Latest Patents
Among his latest patents, Hatano has developed a method for producing a polyoxyalkylene glycol. This innovative process involves the ring opening polymerization of a cyclic ether, utilizing a zeolite catalyst that is distinct from ZSM-5, ZSM-11, and Nu-5. Additionally, he has patented a process for producing a vanadium-phosphorus oxide catalyst precursor. This process includes several steps: introducing a vanadium alkoxide as a pentavalent vanadium compound and a phosphorus compound into an organic solvent, hydrolyzing the vanadium alkoxide, and heating the resulting liquid medium to reduce the vanadium to a tetravalent state.
Career Highlights
Hatano has had a distinguished career, working with notable companies such as Mitsubishi Kasei Corporation and Mitsubishi Chemical Industries Limited. His experience in these organizations has allowed him to refine his expertise in chemical processes and catalyst development.
Collaborations
Throughout his career, Hatano has collaborated with esteemed colleagues, including Masay